Min & Jeong Clinic
Dermatology clinic in Jongno-gu with no dermatology board certification recorded on the HIRA register, 10 minutes from Gwanghwamun Station.
2 clinics in Jongno, Seoul offering Thermage FLX. Indicative price 1,000,000 - 3,000,000 KRW, minimum stay Same day.

Jongno is the historic centre of Seoul and retains a high concentration of Korean medicine clinics and pharmacies, particularly around Jongno 3-ga and the traditional medicine market.
Dermatology clinic in Jongno-gu with no dermatology board certification recorded on the HIRA register, 10 minutes from Gwanghwamun Station.
Dermatology clinic in Jongno-gu with 1 board-certified dermatologist, 1 minutes from Gwanghwamun Station.
Thermage works on the dermis, Ulthera on the deeper SMAS. Clinics frequently sell them as a combined lifting package for that reason. Thermage is priced by shot count on a single-use tip, most commonly 600 or 900 shots for the face.
The length of your trip is set by the mandatory follow-up interval, not by how quickly you feel well, and flying too early raises the risk of swelling, bleeding and thrombosis.
Foreign patients without Korean national health insurance pay the full private rate, which is still typically 30 to 70 percent below US pricing for the same procedure, and card payment is accepted almost everywhere.
Source: Korea Health Industry Development Institute, medical Korea for international patients https://www.medicalkorea.or.kr/en/main.do